Base | Representation |
---|---|
bin | 111001011010… |
… | …0011111100001 |
3 | 2002122012122112 |
4 | 1302310133201 |
5 | 30201140200 |
6 | 2553045105 |
7 | 513561266 |
oct | 162643741 |
9 | 62565575 |
10 | 30099425 |
11 | 15a99164 |
12 | a0b6795 |
13 | 630b315 |
14 | 3dd726d |
15 | 2998535 |
hex | 1cb47e1 |
30099425 has 12 divisors (see below), whose sum is σ = 37497600. Its totient is φ = 23967120.
The previous prime is 30099409. The next prime is 30099427. The reversal of 30099425 is 52499003.
It is not a de Polignac number, because 30099425 - 24 = 30099409 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30099391 and 30099400.
It is not an unprimeable number, because it can be changed into a prime (30099427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2876 + ... + 8274.
It is an arithmetic number, because the mean of its divisors is an integer number (3124800).
Almost surely, 230099425 is an apocalyptic number.
It is an amenable number.
30099425 is a deficient number, since it is larger than the sum of its proper divisors (7398175).
30099425 is a wasteful number, since it uses less digits than its factorization.
30099425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5632 (or 5627 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 32.
The square root of 30099425 is about 5486.2942866747. The cubic root of 30099425 is about 311.0661349618.
The spelling of 30099425 in words is "thirty million, ninety-nine thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •